Home / 13,956.82-20,935.26-3,568.60

Finding the Fourth Proportional to 13,956.82, 20,935.26 and 3,568.60

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Solution

The fourth proportional to 13,956.82, 20,935.26 and 3,568.60 is: 5,352.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.82 : 20,935.26 = 3,568.60 : x
  2. Step 2: Convert to fraction form
    13,956.82/20,935.26 = 3,568.60/x
  3. Step 3: Cross multiply
    13,956.82x = 20,935.26 × 3,568.60
  4. Step 4: Simplify right side
    13,956.82x = 74,709,568.84
  5. Step 5: Solve for x
    x = 74,709,568.84/13,956.82
  6. Step 6: Final answer
    x = 5,352.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.